21269262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11777}}^1$

素因数の和:11832

約数の個数: 32

約数和(自身を含む): 49750272

約数和(自身を除く): 28481010

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11777, 23554, 35331, 70662, 82439, 164878, 247317, 494634, 506411, 1012822, 1519233, 3038466, 3544877, 7089754, 10634631, 21269262]

約数ペア:

[(1, 21269262), (2, 10634631), (3, 7089754), (6, 3544877), (7, 3038466), (14, 1519233), (21, 1012822), (42, 506411), (43, 494634), (86, 247317), (129, 164878), (258, 82439), (301, 70662), (602, 35331), (903, 23554), (1806, 11777)]